This adapter kit makes it easy to connect your Thule 835XT Hull-A-Port to a Thule Xsporter truck rack. Heavy duty, rust-resistant hardware will let you rack up big miles. Easy to follow instructions included. Thule base rack components sold separately. Please consult the Thule Rack Finder to match the correct Thule parts with your vehicle 91021425378 19603800012 XADAPT3